#include <stdio.h>
#include <string.h>
char* contain_ch(const char* , const char*);
int main(int argc, char* argv[])
{
	const char* s1 = "breaking ball";
	const char* s2 = "ea";
	printf("%pThe same pointer is %p\n",s1,contain_ch(s1, s2));
	
	return 0;
}
char* contain_ch(const char* p1, const char* p2)
{
	if(strstr(p1,p2))
	{
		printf("YES\n");
		return strstr(p1, p2);
	}
	return NULL;
}
